Restore inline zone label editing on canvas (#134)

* fix: harden viewer/editor renderer init and error handling

* Bump @biomejs/biome and turbo versions

Update devDependencies: bump @biomejs/biome from ^2.4.4 to ^2.4.6 and turbo from ^2.8.12 to ^2.8.13. Regenerated bun.lock to reflect the updated resolved package versions.

* Restore inline zone label editing on canvas

packages/viewer/src/store/use-viewer.ts

@@ -28,6 +28,8 @@ type ViewerState = {
   selection: SelectionPath
   hoveredId: AnyNode['id'] | ZoneNode['id'] | null
   setHoveredId: (id: AnyNode['id'] | ZoneNode['id'] | null) => void
+  allowZoneLabelEditing: boolean
+  setAllowZoneLabelEditing: (allow: boolean) => void
 
   cameraMode: 'perspective' | 'orthographic'
   setCameraMode: (mode: 'perspective' | 'orthographic') => void
@@ -74,6 +76,8 @@ const useViewer = create<ViewerState>()(
       selection: { buildingId: null, levelId: null, zoneId: null, selectedIds: [] },
       hoveredId: null,
       setHoveredId: (id) => set({ hoveredId: id }),
+      allowZoneLabelEditing: false,
+      setAllowZoneLabelEditing: (allow) => set({ allowZoneLabelEditing: allow }),
 
       cameraMode: "perspective",
       setCameraMode: (mode) => set({ cameraMode: mode }),